The police________ him to see if he had a gun.
It is so difficult a problem that _____ student in this class _____ work it out.
I think he is _____ to win, but I'm not sure.
They own two cars, not to _____ a motorbike.
The judge paid no attention to _____ he had just lost his wife.
Is there a shop around _____ we can buy some toilet articles?